3121018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:813

約数の個数: 16

約数和(自身を含む): 4907520

約数和(自身を除く): 1786502

約数列:

[1, 2, 31, 62, 71, 142, 709, 1418, 2201, 4402, 21979, 43958, 50339, 100678, 1560509, 3121018]

約数ペア:

[(1, 3121018), (2, 1560509), (31, 100678), (62, 50339), (71, 43958), (142, 21979), (709, 4402), (1418, 2201)]